Home / 6,302,426.80-9,453,640.20-3,113,780.80

Finding the Fourth Proportional to 6,302,426.80, 9,453,640.20 and 3,113,780.80

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Solution

The fourth proportional to 6,302,426.80, 9,453,640.20 and 3,113,780.80 is: 4,670,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302,426.80 : 9,453,640.20 = 3,113,780.80 : x
  2. Step 2: Convert to fraction form
    6,302,426.80/9,453,640.20 = 3,113,780.80/x
  3. Step 3: Cross multiply
    6,302,426.80x = 9,453,640.20 × 3,113,780.80
  4. Step 4: Simplify right side
    6,302,426.80x = 29,436,563,344,868.16
  5. Step 5: Solve for x
    x = 29,436,563,344,868.16/6,302,426.80
  6. Step 6: Final answer
    x = 4,670,671.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.